Summary
Skills
Work History
Education
Languages
Overview
OfficeManager

Cesar Hernandez

Norwalk,US

Summary

System Administrator with 12 years background in Information Technology. Progressive experience marked by continuous contributions above and beyond requirements. Career achievements in corporate mergers and acquisitions, IT infrastructure consolidations, large-scale software deployments, network buildouts and data security.

Skills

  • Azure
  • MS O365
  • Exchange Online
  • Teams Support
  • Server Administration 2012, 2016, 2022
  • Desktop Support
  • VMWare, Nutanix, Hyper-V
  • Technology Integration
  • Network Infrastructure Support
  • Infrastructure Upgrades
  • Infrastructure Projects
  • Project Oversight
  • Field Operations
  • Security Standards
  • Infrastructure Maintenance
  • Vendor Sourcing
  • Network Hardware and Software Maintenance
  • Windows OS, Mac OS and Linux OS
  • Wireless Network Administration Aruba, Meraki, Extreme
  • Technical Support and Assistance
  • Network Security
  • TCP/IP
  • DNS and DHCP
  • Data Backups and Redundancy
  • Disaster Recovery Procedures
  • Computer Systems Installation
  • Microsoft Active Directory
  • Firewall Management Fortinet, Sonicwall, Palo Alto, Cisco

Work History

IT Infrastructure Engineer

ASC Engineered Solution
05.2019 - Current
  • Performed routine system administration tasks, including software updates, patches, and security enhancements
  • Performed large-scale tenant to tenant e-mail migrations
  • Used ticketing systems to manage and process support actions and requests
  • Resolved issues related to operational components for LAN, WAN and VoIP systems
  • Monitored network capacity and performance to diagnose and resolve complex network problems
  • Created VPN infrastructure and allowed for secure remote connections
  • Perform remote and on-site troubleshooting and travel to other sites as needed to support user needs and address issues
  • Maintained company servers, computers, printers, cables and other equipment
  • Integrated fixed wireless connectivity into facilities requiring high-speed networks
  • Designed and implemented network infrastructure, including switches, routers, firewalls, wireless access points, and other network components according to best practices
  • Provide Level-3/4 support and troubleshooting to resolve issues
  • Configure and maintain virtual machines
  • VMWare, Nutanix, Hyper-V
  • Maintain backups of physical and virtual machines
  • Skilled at working independently and collaboratively in a team environment
  • Self-motivated, with a strong sense of personal responsibility
  • Worked well in a team setting, providing support and guidance
  • Managed time efficiently in order to complete all tasks within deadlines.

System and Network Administrator

Turner Law Firm, APC
01.2016 - 04.2019
  • Configured hardware, devices, and software to set up work stations for employees
  • Diagnosed and resolved hardware and software issues promptly to minimize downtime
  • Verified continuity of computer and telephone system services for users
  • Provide best-in-class white-glove customer service to staff by resolving IT-related issues across a spectrum of hardware, software, telephony, and network connectivity on Windows, Mac, and mobile platforms
  • Maintained detailed documentation of system configurations, procedures, and troubleshooting guides
  • Implemented and enforced security policies and protocols to safeguard company data and assets.

IT Support Intern

Cerritos College
01.2014 - 01.2016
  • Interacted with staff or students by phone, email, or in-person to provide information
  • Optimized customer experience by delivering superior services and effectively troubleshooting issues
  • Supported IT department in handling technology rollout and maintenance
  • Aided problem resolution measures and suggested patches and hardware, software and network troubleshooting alternatives
  • Helped IT team document core systems configurations, relevant passwords, and system access requirements
  • Shadowed personnel to learn appropriate methods for solving customer issues and troubleshooting technical problems
  • Monitored and logged daily server tasks and reports
  • Supported team in backup and restoration of Microsoft SQL databases
  • Installed, modified, and repaired software and hardware to resolve technical issues.

Technical Support Agent/Help Desk Technician

VONIC
05.2012 - 01.2014
  • Assisted customers in identifying issues and explained solutions to restore service and functionality
  • Analyzed issues to identify troubleshooting methods needed for quick remediation
  • Walked individuals through basic troubleshooting tasks
  • Documented support interactions for future reference
  • Resolved issues with systems, hardware and telephones quickly and accurately
  • Collaborated with supervisors to escalate and address customer inquiries or technical issues
  • Explained technical information in clear terms to promote better understanding for non-technical users
  • Resolved diverse range of technical issues across multiple systems and applications for customers and end-users across various time zones
  • Submitted service tickets for equipment maintenance requests
  • Followed up with clients to verify optimal customer satisfaction following support engagement and problem resolution
  • Wrote and reviewed tickets to request maintenance to various types of equipment
  • Used ticketing systems to manage and process support actions and requests
  • Provided basic end-user troubleshooting and desktop support
  • Translated complex technical issues into digestible language for non-technical users
  • Configured hardware, devices, and software to set up work stations for employees
  • Provided Tier 1 IT support to non-technical internal users through desk side support services.

Education

Information Technology -

Cerritos College

High School Diploma -

Lynwood High School

Languages

English
Spanish

Overview

12
12
years of professional experience
Cesar Hernandez